Home / 45,934.18-63,396.10-28,039.60

Finding the Fourth Proportional to 45,934.18, 63,396.10 and 28,039.60

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Solution

The fourth proportional to 45,934.18, 63,396.10 and 28,039.60 is: 38,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,934.18 : 63,396.10 = 28,039.60 : x
  2. Step 2: Convert to fraction form
    45,934.18/63,396.10 = 28,039.60/x
  3. Step 3: Cross multiply
    45,934.18x = 63,396.10 × 28,039.60
  4. Step 4: Simplify right side
    45,934.18x = 1,777,601,285.56
  5. Step 5: Solve for x
    x = 1,777,601,285.56/45,934.18
  6. Step 6: Final answer
    x = 38,698.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.